Inventor · disambiguated record
Douglass W. Steiger
Also filed as: JOHNSON CLIFTON E · STEIGER DOUGLASS W
4 granted patents·1 pending application·176 citations·filing 1976–2005
78Inventor score
Top patents by PatentIndex Score
5 records- 0189US4286651AGeothermal heating system and method of installing the sameENVIRONMENTAL IMPACT RESEARCH·Filed 1980·Granted Sep 1, 1981·140 cites·3 claims
- 0275US4180363AAttachment device for a fork liftJOHNSON CLIFTON E·Filed 1978·Granted Dec 25, 1979·27 cites·8 claims
- 0347US2007084975A1Bracket for ornamental supportsQUICOR INC·Filed 2005·Application pending·0 cites
- 0433USD548062SBasket hangerQUICOR INC·Filed 2005·Granted Aug 7, 2007·4 cites·1 claims
- 0528US4062136AScraper vehicleTOREQ INC·Filed 1976·Granted Dec 13, 1977·5 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →